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authorPaul Mackerras <paulus@samba.org>2006-08-08 17:09:11 +1000
committerPaul Mackerras <paulus@samba.org>2006-08-08 17:09:11 +1000
commit32bc6e095d75233e7c87cc6fa0e07942b124d194 (patch)
tree8f83ef9a23d52d1305878b65dd98fc22b09b7f3e /drivers/char/hvsi.c
parent5cf13911b1e72707b6f0eb39b2d819ec6e343d76 (diff)
parent81b73dd92b97423b8f5324a59044da478c04f4c4 (diff)
Merge branch 'merge'
Diffstat (limited to 'drivers/char/hvsi.c')
-rw-r--r--drivers/char/hvsi.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/drivers/char/hvsi.c b/drivers/char/hvsi.c
index 9101784ecf0..a89a95fb5e4 100644
--- a/drivers/char/hvsi.c
+++ b/drivers/char/hvsi.c
@@ -311,7 +311,8 @@ static void hvsi_recv_control(struct hvsi_struct *hp, uint8_t *packet,
/* CD went away; no more connection */
pr_debug("hvsi%i: CD dropped\n", hp->index);
hp->mctrl &= TIOCM_CD;
- if (!(hp->tty->flags & CLOCAL))
+ /* If userland hasn't done an open(2) yet, hp->tty is NULL. */
+ if (hp->tty && !(hp->tty->flags & CLOCAL))
*to_hangup = hp->tty;
}
break;
@@ -986,10 +987,7 @@ static void hvsi_write_worker(void *arg)
start_j = 0;
#endif /* DEBUG */
wake_up_all(&hp->emptyq);
- if (test_bit(TTY_DO_WRITE_WAKEUP, &hp->tty->flags)
- && hp->tty->ldisc.write_wakeup)
- hp->tty->ldisc.write_wakeup(hp->tty);
- wake_up_interruptible(&hp->tty->write_wait);
+ tty_wakeup(hp->tty);
}
out: